Story

Takayoshi, the eldest of three Koyama brothers, manages his household due to his parents' frequent absences. He has developed strong housekeeping skills while caring for his younger siblings.

The Koyama family maintains a close relationship with their neighbors, the Nakadachis, a bond that dates back to their childhood. When the Nakadachi parents depart overseas for a year for work, Takayoshi assumes responsibility for their children as well.